Go to System Configuration and Boot Management ➙ System Settings ➙ Intel Optane PMEMs to
configure and manage PMEMs.
• Lenovo XClarity Essentials OneCLI
Some management options are available in commands that are executed in the path of Lenovo XClarity
Essentials OneCLI in the operating system. See
https://sysmgt.lenovofiles.com/help/topic/toolsctr_cli_
lenovo/onecli_t_download_use_tcscli.html
to learn how to download and use Lenovo XClarity Essentials
OneCLI.
Following are the available management options:
• Intel Optane PMEMs details
Select this option to view the following details concerning each of the installed PMEMs:
– Number of Intel Optane PMEMs detected
– Total raw capacity
– Total memory capacity
– Total App Direct capacity
– Total unconfigured capacity
– Total inaccessible capacity
– Total reserved capacity
Alternatively, view PMEM details with the following command in OneCLI:
OneCli.exe config show IntelOptanePMEM
--bmc USERID:PASSW0RD@10.104.195.86
Notes:
– USERID stands for XCC user ID.
– PASSW0RD stands for XCC user password.
– 10.104.195.86 stands for IP address.
• Goals
– Memory Mode [%]
Select this option to define the percentage of PMEM capacity that is invested in system memory, and
hence decide the PMEM mode:
– 0%: App Direct Mode
– 100%: Memory Mode
Go to Goals ➙ Memory Mode [%], input the memory percentage, and reboot the system.
Notes:
– Before changing from one mode to another:
1. Back up all the data and delete all the created namespaces. Go to Namespaces ➙ View/
Modify/Delete Namespaces to delete the created namespaces.
2. Perform secure erase on all the installed PMEMs. Go to Security ➙ Press to Secure Erase to
perform secure erase.
– Make sure the capacity of installed PMEM and DRAM DIMMs meets system requirements for the
new mode (see “App Direct Mode” on page 73 or “Memory Mode” on page 74).
– After the system is rebooted and the input goal value is applied, the displayed value in System
Configuration and Boot Management ➙ Intel Optane PMEMs ➙ Goals will go back to the
following default selectable options:
• Scope: [Platform]
Chapter 4. Server hardware setup 69
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